Home / 39,075,117.90-58,615,476.21-10,320,966.78

Finding the Fourth Proportional to 39,075,117.90, 58,615,476.21 and 10,320,966.78

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Solution

The fourth proportional to 39,075,117.90, 58,615,476.21 and 10,320,966.78 is: 15,482,189.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,075,117.90 : 58,615,476.21 = 10,320,966.78 : x
  2. Step 2: Convert to fraction form
    39,075,117.90/58,615,476.21 = 10,320,966.78/x
  3. Step 3: Cross multiply
    39,075,117.90x = 58,615,476.21 × 10,320,966.78
  4. Step 4: Simplify right side
    39,075,117.90x = 604,968,382,757,290.25
  5. Step 5: Solve for x
    x = 604,968,382,757,290.25/39,075,117.90
  6. Step 6: Final answer
    x = 15,482,189.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.